AD9627_15 Datasheet, PDF (7/76 Pages) Analog Devices – 12-Bit, 80 MSPS/105 MSPS/125 MSPS/150 MSPS

AD9627
ADC AC SPECIFICATIONS—AD9627-80/AD9627-105
AVDD = 1.8 V, DVDD = 1.8 V, DRVDD = 3.3 V, maximum sample rate, VIN = −1.0 dBFS differential input, 1.0 V internal reference, DCS
enabled, fast detect output pins disabled, and signal monitor disabled, unless otherwise noted.
Table 3.
Parameter¹
SIGNAL-TO-NOISE RATIO (SNR)
fIN = 2.3 MHz
fIN = 70 MHz
fIN = 140 MHz
fIN = 220 MHz
SIGNAL-TO-NOISE AND DISTORTION (SINAD)
fIN = 2.3 MHz
fIN = 70 MHz
fIN = 140 MHz
fIN = 220 MHz
EFFECTIVE NUMBER OF BITS (ENOB)
fIN = 2.3 MHz
fIN = 70 MHz
fIN = 140 MHz
fIN = 220 MHz
WORST SECOND OR THIRD HARMONIC
fIN = 2.3 MHz
fIN = 70 MHz
fIN = 140 MHz
fIN = 220 MHz
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fIN = 2.3 MHz
fIN = 70 MHz
fIN = 140 MHz
fIN = 220 MHz
WORST OTHER HARMONIC OR SPUR
fIN = 2.3 MHz
fIN = 70 MHz
fIN = 140 MHz
fIN = 220 MHz
TWO-TONE SFDR
fIN = 29.1 MHz, 32.1 MHz (−7 dBFS )
fIN = 169.1 MHz, 172.1 MHz (−7 dBFS )
CROSSTALK²
ANALOG INPUT BANDWIDTH
Temperature
25°C
25°C
Full
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
Full
25°C
25°C
25°C
25°C
Full
25°C
AD9627-80
AD9627-105
Min Typ Max Min Typ Max Unit
69.7
69.6
dB
69.5
69.4
dB
68.1
68.6
dB
69.2
69.1
dB
68.5
68.4
dB
69.6
69.5
dB
69.4
69.3
dB
67.4
68.0
dB
69.0
69.0
dB
68.3
68.1
dB
11.5
11.4
Bits
11.4
11.4
Bits
11.4
11.4
Bits
11.3
11.2
Bits
−87
−85
−74
−84
−83
−87
dBc
−85
dBc
−74 dBc
−84
dBc
−83
dBc
87
87
dBc
85
85
dBc
74
74
dBc
84
84
dBc
83
83
dBc
−92
−89
−82
−89
−89
−92
dBc
−88
dBc
−82 dBc
−87
dBc
−86
dBc
85
85
dBc
82
82
dBc
−95
−95
dB
650
650
MHz
1 _{See Application Note AN-835, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions.}
2 _{Crosstalk is measured at 100 MHz with −1 dBFS on one channel and with no input on the alternate channel.}
Rev. B | Page 7 of 76